Powder coating powder is completely different from the general coating, it is in the state of fine powder. Because no solvent is used, it is called powder coating powder. The main characteristics of powder coating powder are: harmless, high efficiency, saving resources and environmental characteristics.
It has two major categories: thermoplastic powder coating powder and thermosetting powder coating powder.
Thermoplastic powder coating powder is composed of thermoplastic resin, pigment, filler, plasticizer and stabilizer.
Thermoplastic powder coating powder includes: polyethylene, polypropylene, polyester, PVC, chlorinated polyether, polyamide system, cellulose system, polyester system.
Thermosetting powder coating powder is composed of thermosetting resin, curing agent, pigments, fillers and auxiliaries. Thermosetting powder coating powder includes: epoxy resin, polyester, acrylic resin.
Disadvantages: uneven powder on the corners, after curing film defects difficult to cover up, high curing conditions.
Classification standards, the name of all kinds of powder on the market is uneven.
According to the properties of the film forming material, it is divided into two categories: thermoplastic powder coating powder and thermosetting powder coating powder.
Or the appearance of film material is divided into: extinction type, highlight type, art type, etc. can also be divided into two categories according to the use of environment: indoor type and outdoor type.